Oracle
1Z0-071 · Question #293
Examine the description of the PRODUCT_INFORMATION table: Which query retrieves the number of products with a null list price?
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Question
Examine the description of the PRODUCT_INFORMATION table:
Which query retrieves the number of products with a null list price?
Options
- ASELECT COUNT (DISTINCT list_price) FROM product_information WHERE list_price IS NULL;
- BSELECT COUNT (list_price) FROM product_information WHERE list_price IS NULL;
- CSELECT COUNT (list_price) FROM product_information WHERE list_price = NULL;
- DSELECT COUNT(NVL(list_price, 0)) FROM product_information WHERE list_price IS NULL;
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